Six Lines (“we,” “our,” or “us”) respects your privacy and is committed to protecting your personal information. This Privacy Policy explains how we collect, use, and safeguard information when you use our mobile application and marketing website.
Six Lines is designed with privacy as a core principle. The app works without requiring personal information:
During onboarding or elsewhere in the app, you may choose to engage with optional personalization features. If you do, we may temporarily collect:
This personalization data is:
If you upgrade to premium, this personalization data becomes permanently associated with your account and is retained according to our premium account data retention policies.
If you choose to upgrade to premium features (such as journaling, saving memories, or cross-device sync), we collect and store:
Premium account data is:
Important: Premium features are entirely optional. The core Six Lines experience remains available without an account.
Certain preferences are stored locally on your device and never leave your device:
This locally stored data is not transmitted to our servers unless you create a premium account and enable sync.
If you choose to enable contact access, the app may request permission to access your device’s contact list solely for the purpose of facilitating sharing of hexagrams and artworks with your contacts. This feature is:
You can revoke this permission at any time through your device’s settings.
Our marketing website collects minimal information necessary for basic functionality:
We use collected information only for the following purposes:
We never use your information for advertising, marketing to third parties, or any purpose unrelated to your Six Lines experience.
Any server log data is used solely for:
We do not sell or share your personal information with third parties. Your data may only be shared in the following limited circumstances:
We will never sell your personal information or use it for advertising purposes.
We implement industry-standard security measures to protect your information:
While no system is completely secure, we take reasonable precautions to protect your information.
If you have provided personal information (through personalization or premium features), you have the right to:
To exercise these rights, contact us at privacy@digitalrain.studio. We will respond within 30 days.
Six Lines is not directed to children under 13, and we do not knowingly collect personal information from children under 13. If we learn that we have collected personal information from a child under 13, we will promptly delete it. Parents or guardians who believe their child has provided information to us should contact us at privacy@digitalrain.studio.
The app uses only essential Expo framework services for basic functionality. No third-party analytics, advertising, or tracking services are integrated.
Our website may be hosted on third-party platforms (such as Vercel), but we do not use any third-party analytics, advertising, or tracking services.
This Privacy Policy applies to users worldwide. If you use Six Lines from outside the United States, your information may be transferred to, stored, and processed in the United States or other countries where our service providers operate. By using the app, you consent to such transfers. We ensure appropriate safeguards are in place for international data transfers.
We may update this Privacy Policy from time to time. We will notify users of any material changes by:
If you have any questions about this Privacy Policy or our privacy practices, please contact us at:
Email: privacy@digitalrain.studio
Website: digitalrain.studio
This Privacy Policy is designed to comply with:
Our privacy-first design and optional data collection approach helps ensure compliance with these regulations. We collect only what is necessary for the features you choose to use.
Six Lines: Where contemplation meets privacy by design.
This Privacy Policy reflects our commitment to creating software that respects your privacy and enhances your contemplative practice without surveillance or data collection.